News: HIV Co-Opts the Body's First Line of Defense—Using It as a Shuttle to Take Over
A new study just out reveals that HIV takes hold in the human body with the help of cells that usually work to heal, not kill.
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News: 14 Types of Bacteria & 10 Strains of Fungus Are Responsible for All the Delicious Flavors of Cheese
If you want to appreciate the value of microbes, look no further than a chunk of cheese. Because cheese roughly traces back to the Neolithic Era, we might say the earliest cheesemakers were the first humans to manipulate microbes—without even knowing it. Now, thanks to microbiologists and the long tradition of cheesemaking, we know a lot more about the microbes that make our favorite types of cheese possible.
Bye Bye, OJ: How a Blue-Bellied Insect Helps Bacteria Kill Off Citrus Crops
A tiny louse is responsible for decimating the citrus industry. Diaphorina citri, the louse in question, better known as the Asian citrus psyllid, harbors and spreads the "Candidatus Liberibacter asiaticus" bacteria that causes citrus greening disease.
News: Fighting Nightmare Bacteria Is Like a Game of Whack-a-Mole—It Keeps Popping Up in Unexpected Places
The pathogen referred to as a "nightmare bacteria" is quietly adapting and spreading faster than anticipated.
News: Dangerous Bacterial Films Communicate with Electric Pulses, Which Means We Could Zap Them to Interfere
Lighthouses and signal fires may have been the first social media. Without the ability to share language, a distant light meant "humans here." A new study from the University of California, San Diego, finds that bacteria can also send out a universal sign to attract the attention of their own, and other bacterial species.
News: Thinking About Sushi Tonight? Your Raw Fish May Come with a Side of Invasive Parasite
After California college student Luis Ortiz blacked out and was taken to the hospital in 2015, doctors were startled to discover the reason his brain was swelling—a one-centimeter long, wriggling tapeworm living within a ventricle in the middle of his brain.
News: Syphilis Has Returned with New Drug Resistance
What do Leo Tolstoy (writer), Beethoven (composer), Paul Gaugin (artist), and Adolf Hitler (politician) have in common? They are all considered to have suffered from the sexually transmitted disease syphilis.
News: Here's How Bacteria Causes Acne & Pimples
How do I get rid of these zits?! Whether its pimples, blackheads, or whiteheads, the name is the same, and the name is acne.
How To: This Thanksgiving, You Can Have Your Booze & Eat It, Too
To some people, Thanksgiving is merely quality time with family and friends that they can't get throughout the rest of the year. To others, it's that one time when it's okay to be a greedy hog and get hammered all weekend long.
How To: 5 Must-Know Tips for Better Home-Baked Cakes
It's very easy to get your hands on a good cake. These days, a store-bought cake or even one made from boxed cake mix will usually be pretty good. Heck, make the first simple recipe you find on the internet, and it's likely to taste fine.
How To: Whoa—You Can Make Sprouts from Lentils, Almonds & More!
The sprouts, they're alive! Alive, I tell you—aaaaaaliiiiiive! (Cue dramatic music.) It's true: sprouts are a living food, and they're packed with more nutritional benefits than some raw vegetables. It's easy and fun to grow your own sprouts from seeds, legumes, and grains. Plus, watching them grow is incredibly satisfying—you're bringing new life into the world (and onto your plate)!
How To: Toss It or Freeze It? The Ultimate Guide to Refrigerated Meats
When to throw meat away is a common question, and one I often ask when faced with meat sitting in the fridge after a few days. With vegetables, you can usually tell on sight (or with this guide) when they're past due, but meat is not as simple.
How To: Kill Your Cold Naturally with These 5 Common Ingredients
Uh-oh: you wake up one morning with the telltale signs that you are coming down with something. Your throat is sore, you can barely breathe out of your nose, and you have a nagging cough.
How To: Take Control of Your Mac's Sleep Functions with These Commands
Macs are generally highly power efficient due to, in part, the optimized sleeping schedule with OS X. Yet in certain scenarios, you might not want your Mac to go to sleep: downloading a huge file, reading a book, reviewing a spreadsheet, analyzing some content on the screen... the list goes on. To resolve this, you can go to System Preferences and mess with the settings, but this can be an annoying process if you need to do it often.
How To: Make Amazing Sauces & Dressings with This Ultimate Guide to Emulsion
The way in which cooking can be used to both illustrate science and create a beautiful bite of food is fascinating to me. And emulsions, the results of combining liquid fat and water, are a fantastic example of science in harmony with great cooking.
How To: Security-Oriented C Tutorial 0xFF - An Introduction to Malware
Welcome to an introduction on writing basic malware, an optional sub-series in which I expose you to malware and its technologies. This is written for those who wish to seek a beginning in malware analysis or enlightenment on the subject. We will be justifying the writing and covering types of malware.
How To: Crack MD5 Hashes with All of Kali Linux's Default Wordlists
Hello, multicolored-hat hackers!
How To: 8 Reasons Why You Should Never Throw Away Eggshells
The other day I was doing the math on roughly how many eggs I eat each year. I estimated about 500. That's a lot of eggs. And, subsequently, that's a lot of eggshells to throw in the trash.
How To: 10 Ways to Whiten Clothes Without Using Any Bleach
Whites are the hardest color to keep looking bright and new after just a few months' time. Your sweat and oils quickly become stains, and colors from other clothes will eventually bleed into the fabric, discoloring your bright whites into something merely whitish. But before you reach for the bleach, the ultimate chemical cleaner, try some a few of these safer, less-toxic DIY solutions out instead.
How To: 5 Baking Substitutions Every Home Cook Should Know
Few things in life are as relaxing and enjoyable as baking. When I'm having a bad day, I make cookies. When I'm stressed out, I bake a cake. When I have a free Sunday with nothing to do but listen to music and drink coffee, I bake a tart or a batch of cupcakes.
Weird Ingredient Wednesday: Huitlacoche, the Disease You Want to Eat
It's an unspoken rule that diseases are not things that you want to purposely consume. So if anyone ever offers to cook you something made out of a disease, just kindly say no... unless it's huitlacoche.
How To: 3 Tasty Tricks to Get Better Flavors from Inexpensive Wine
Holidays are a time for good food and good drink, but more often than not, we substitute good drink for, well, cheap drink. However, cheap wine doesn't have to be bad.
News: 5 Common Mistakes That Will Ruin Your Thanksgiving Turkey
When I was 12, for some mysterious reason, my dad put my little brothers and me in charge of cooking the Thanksgiving turkey. Naturally, my brothers and I spent the rest of the day playing hide-in-seek in the backyard and forgot all about the humble bird defrosting in the sink.
Hack Like a Pro: The Basics of XORing
Welcome back, my novice hackers! In a recent tutorial, I showed you how to use shikata_ga_nai to change the signature of a payload to evade detection by security devices (firewalls, IDS, etc.) and AV software.
How To: The Easiest Way to Back Up, Restore, & Sync Files Between Your Computer & HTC One
If you've just upgraded to an HTC One M8, chances are you've got some media files you want transferred over from your computer or previous phone. Even after you've done that, there will be times when you want to transfer content back to your computer for safe keeping.
The Ultimate Onion Cheat Sheet: Which Onion Goes Best with What?
Most recipes don't specify what type they mean when they call for onions. While using whatever kind you already have won't necessarily ruin a dish, using the best one for what you're cooking will definitely make your food taste better.
How To: 16 Home Remedies for Treating Poison Ivy, Oak & Sumac Rashes
Poison ivy, poison oak, and the lesser known skin irritator, poison sumac, can all cause a conundrum in the search of itch relief: to scratch or not to scratch. Fortunately, there are a number of home remedies one can try to help alleviate the itch(ing), with many like coffee, a banana, baking soda, or mouthwash likely already in-house for most.
How To: 8 Tricks for Fixing Your iPhone's Broken Home Button
When a phone has only one main button, it can be pretty frustrating when that one button doesn't really work anymore. If you have an iPhone 4 or 4S, you know exactly what I'm talking about. Yep, the Home button, which is prone to unresponsiveness and lag. Most users blame the Home button issues on either dirt, moisture, or misalignment. No matter what the reason, having a busted Home button sucks, especially for those of you no longer under warranty. But that's okay, because there are a few t...
How To: The Top 5 Home Remedies for Treating Poison Ivy & Poison Oak Rashes
Summer is the best friend of poison ivy, oak, and sumac. When the weather is hot outside, people spend more time in the great outdoors, which means more people accidentally running face first into some poisonous shrubs, leaves, and vines. If that sounds like you, instead of suffering through the itch or spending money on expensive pharmaceutical solutions, try some of these home remedies out.
How To: Listen to FM Radio on a Google Android Smartphone
Android smartphones have all sorts of connectivity chips built in, including Bluetooth, Wi-Fi, GPS, NFC, and mobile data. But what about AM or FM radio, two of the most common methods of wireless communication?
How To: Turn a frozen iPhone back on
Is your iPhone frozen and stuck on a single screen? Don't worry: In most cases, your iPhone isn't broen. A frozen iPhone seems to be a common problem and thanks to this youngster, fixable. Learn how to fix and turn a frozen iPhone back on with help from these steps.
How To: Get rid of man boobs for good
Are your man boobs, or the man boobs or someone close to you, weighing you down? Well then Yuri is here to help with some common-sense advice on how to burn fat most effectively and get those things off your chest by burning a lot of calories, increasing your lean muscle mass and thus your metabolic rate.
How To: Compare golf club shaft stiffness
Need help choosing the right club for a particular shot? This video will teach you how to compare and evaluate golf club shafts for stiffness and flexibility. When considering golf shaft stiffness, the thinner the diameter of the wall of the shaft, the more flexible the shaft is going to be. Find out about common weights of golf club shafts with this free video golfing lesson.
How To: Find a P-Value with Excel
So you need to find the p-value for your hypothesis test. To do so, employ the spreadsheet program Microsoft Excel. Using a simple formula, you can easily determine the p-value for your tests and thereby conclude strong or weak support of the null hypothesis.
How To: Impress your doctor by knowing key phrases
Want to impress your doctor? Check out this video and learn a few fancy names for common problems and soon your doc will be in awe of your smarts.
How To: Use implicit differentiation
Taking this formula 9x²+y²=9 your instructor shows you how to find the solution for the variable y. Finding a second derivative is no more difficult that finding the first derivative, you only have to do the problem equation through twice. The derivative of 9x² will be 18, of y² will be 2y [this is the same as 2(y), 2 x y or 2 * y]. The problem now goes -18x + 2y dy/dx=0. This equation is solved for dy/dx making the next step in the problem go -18x 18x+2y dy/dx=0-18x, 2y dy/dx= -18x. The next...
How To: Make people think you're more attractive than you are
Researchers have found that there are simple things anyone can do to appear more appealing. You Will Need
How To: Add night vision to your car to see at night
Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episodes from this Revision3 show.
How To: Play Charades
Charades is a word-guessing game that's acted out in pantomime by players at parties or other gatherings.
How To: Hook up on spring break
Ah, springtime. When the flowers bloom, the birds chirp, and a young coed's thoughts turn to steamy hook ups. Watch this video to learn how to hook up on spring break.